\begin{table}

\caption{Z-tests for meta-analysis results by group}
\centering
\begin{tabular}[t]{ll}
\toprule
Groups & Z-score (p-value)\\
\midrule
White Democrats vs. white Republicans & 2.686 (p = 0.007)\\
White Democrats vs. Black Democrats & 0.512 (p = 0.609)\\
\bottomrule
\end{tabular}
\end{table}
